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Benchmarking Robustness of 3D Point Cloud Recognition Against Common Corruptions

2022/01/28 by J. F. Sun, Jiachen Sun, Qingzhao Zhang +11 · 49 citations
Computer Science · Earth and Planetary Sciences · Engineering · #3D Surveying and Cultural Heritage #Advanced Neural Network Applications #Artificial Intelligence (cs.AI) #Artificial intelligence #Benchmarking #Cloud computing #Computer Vision and Pattern Recognition (cs.CV) #Computer engineering #Computer science #Data mining #FOS: Computer and information sciences #Industrial Vision Systems and Defect Detection #Machine Learning (cs.LG) #Machine learning #Operating system #Point cloud #Robustness (evolution) #cs.AI #cs.CV #cs.LG

paper · pdf · doi:10.48550/arxiv.2201.12296

published in arXiv (Cornell University) (Cornell University) · Codebase and dataset are included in https://github.com/jiachens/ModelNet40-C

arxiv created 2022/01/28 · openalex publication_date 2022/01/28 · arxiv updated 2022/01/31 · openalex created_date 2022/05/05 · openalex updated_date 2026/08/05

Abstract

Deep neural networks on 3D point cloud data have been widely used in the real world, especially in safety-critical applications. However, their robustness against corruptions is less studied. In this paper, we present ModelNet40-C, the first comprehensive benchmark on 3D point cloud corruption robustness, consisting of 15 common and realistic corruptions. Our evaluation shows a significant gap between the performances on ModelNet40 and ModelNet40-C for state-of-the-art (SOTA) models. To reduce the gap, we propose a simple but effective method by combining PointCutMix-R and TENT after evaluating a wide range of augmentation and test-time adaptation strategies. We identify a number of critical insights for future studies on corruption robustness in point cloud recognition. For instance, we unveil that Transformer-based architectures with proper training recipes achieve the strongest robustness. We hope our in-depth analysis will motivate the development of robust training strategies or architecture designs in the 3D point cloud domain. Our codebase and dataset are included in https://github.com/jiachens/ModelNet40-C

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